| 摘要 |
<p>A microphone for a hearing aid comprises a housing with entrance means for letting pass sound waves into the housing, transducer means for converting the sound waves into an electrical signal, amplifier means for amplifying this electrical signal and connecting means for connecting the amplifier means with the terminals of a battery and for coupling the output signal of the amplifier means to a receive. The microphone further comprises an electronic circuit which is provided at an output of which a signal is available that can be transmitted directly to the receiver.</p> |
